Home / 828,809.01-1,143,676.26-466,358.31

Finding the Fourth Proportional to 828,809.01, 1,143,676.26 and 466,358.31

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Solution

The fourth proportional to 828,809.01, 1,143,676.26 and 466,358.31 is: 643,529.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    828,809.01 : 1,143,676.26 = 466,358.31 : x
  2. Step 2: Convert to fraction form
    828,809.01/1,143,676.26 = 466,358.31/x
  3. Step 3: Cross multiply
    828,809.01x = 1,143,676.26 × 466,358.31
  4. Step 4: Simplify right side
    828,809.01x = 533,362,927,800.72
  5. Step 5: Solve for x
    x = 533,362,927,800.72/828,809.01
  6. Step 6: Final answer
    x = 643,529.36

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.